package com.blacktea.behavioralpatterns.mediatorpattern;

import lombok.Data;

/**
 * @description:
 * @author: black tea
 * @date: 2023/3/25 16:50
 */
@Data
public class Book {

    private String borrower;

    private String isBn;

    public String getIsbn() {
        return isBn;
    }
}
